Home / 18,670,637.55-25,764,843.03-10,298,339.14

Finding the Fourth Proportional to 18,670,637.55, 25,764,843.03 and 10,298,339.14

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Solution

The fourth proportional to 18,670,637.55, 25,764,843.03 and 10,298,339.14 is: 14,211,356.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,637.55 : 25,764,843.03 = 10,298,339.14 : x
  2. Step 2: Convert to fraction form
    18,670,637.55/25,764,843.03 = 10,298,339.14/x
  3. Step 3: Cross multiply
    18,670,637.55x = 25,764,843.03 × 10,298,339.14
  4. Step 4: Simplify right side
    18,670,637.55x = 265,335,091,415,011.53
  5. Step 5: Solve for x
    x = 265,335,091,415,011.53/18,670,637.55
  6. Step 6: Final answer
    x = 14,211,356.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.